// 展开所有的子节点
export const backgExoandNode = (treeData: any[]): string[] => {
    const keys: string[] = []
    treeData.forEach((node) => {
        keys.push(node.key)
        if (node.children) {
            keys.push(...backgExoandNode(node.children))
        }
    })
    return keys
}